Oracle/Constraint CHECK 썸네일형 리스트형 Constraint CHECK Oracle/PLSQL: Check Constraints What is a check constraint? A check constraint allows you to specify a condition on each row in a table. Note: A check constraint can NOT be defined on a VIEW. The check constraint defined on a table must refer to only columns in that table. It can not refer to columns in other tables. A check constraint can NOT include a SUBQUERY. A check constraint can be define.. 더보기 이전 1 다음